Fuse together metal using heat, explosions, and other tools.
Assists TREATER in processing petroleum products, such as gasoline, kerosene, oils, and wax, with chemicals, steam, water, or air to remove impurities, such as sulfur: Examines pipelines and valves for leaks. Turns valves to charge equipment with product to be treated and to draw off water and spent chemicals after treatment and separation. Adds treating chemicals, such as sulfur and litharge, to product by turning valves or by dumping chemicals directly into equipment. Lubricates, adjusts, and performs minor maintenance on equipment and machinery as directed. May regulate pump speeds to control circulation of solution and product through unit. May gauge tanks with calibrated rod or tape to determine quantity of content [GAUGER]. May make chemical, specific gravity, and color tests of product and treating solution to determine process conditions. May draw samples of product for laboratory analysis. Performs other duties as described under HELPER Master Title.